(19)
(11) EP 0 248 355 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
28.03.1990 Bulletin 1990/13

(43) Date of publication A2:
09.12.1987 Bulletin 1987/50

(21) Application number: 87107788.9

(22) Date of filing: 29.05.1987
(51) International Patent Classification (IPC)4: G11C 11/15, G11C 11/14
(84) Designated Contracting States:
DE FR GB IT NL

(30) Priority: 03.06.1986 US 870068

(71) Applicant: HONEYWELL INC.
Minneapolis Minnesota 55408 (US)

(72) Inventors:
  • Daughton, James M.
    Edina Minnesota 55436 (US)
  • Pohm, Arthur V.
    Ames Iowa 50010 (US)

(74) Representative: Rentzsch, Heinz, Dipl.-Ing. et al
Honeywell Holding AG Patent- und Lizenzabteilung Postfach 10 08 65
63008 Offenbach
63008 Offenbach (DE)


(56) References cited: : 
   
       


    (54) Magnetic memory


    (57) A digital memory based on a memory cell having two magnetoresistive, ferromagnetic film portions (22, 23) separated by an intermediate layer (24), all of limited thickness.







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